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-rw-r--r--include/uapi/sound/asound.h6
-rw-r--r--sound/core/pcm_native.c3
2 files changed, 7 insertions, 2 deletions
diff --git a/include/uapi/sound/asound.h b/include/uapi/sound/asound.h
index cbf7dc85..a7e062f 100644
--- a/include/uapi/sound/asound.h
+++ b/include/uapi/sound/asound.h
@@ -139,7 +139,7 @@ struct snd_hwdep_dsp_image {
* *
*****************************************************************************/
-#define SNDRV_PCM_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 11)
+#define SNDRV_PCM_VERSION SNDRV_PROTOCOL_VERSION(2, 0, 12)
typedef unsigned long snd_pcm_uframes_t;
typedef signed long snd_pcm_sframes_t;
@@ -391,7 +391,9 @@ struct snd_pcm_sw_params {
snd_pcm_uframes_t silence_threshold; /* min distance from noise for silence filling */
snd_pcm_uframes_t silence_size; /* silence block size */
snd_pcm_uframes_t boundary; /* pointers wrap point */
- unsigned char reserved[64]; /* reserved for future */
+ unsigned int tstamp_type; /* timestamp type */
+ int pads; /* alignment, reserved */
+ unsigned char reserved[56]; /* reserved for future */
};
struct snd_pcm_channel_info {
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index 2372c49..81dedc3 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -543,6 +543,8 @@ static int snd_pcm_sw_params(struct snd_pcm_substream *substream,
if (params->tstamp_mode > SNDRV_PCM_TSTAMP_LAST)
return -EINVAL;
+ if (params->tstamp_type > SNDRV_PCM_TSTAMP_TYPE_LAST)
+ return -EINVAL;
if (params->avail_min == 0)
return -EINVAL;
if (params->silence_size >= runtime->boundary) {
@@ -557,6 +559,7 @@ static int snd_pcm_sw_params(struct snd_pcm_substream *substream,
err = 0;
snd_pcm_stream_lock_irq(substream);
runtime->tstamp_mode = params->tstamp_mode;
+ runtime->tstamp_type = params->tstamp_type;
runtime->period_step = params->period_step;
runtime->control->avail_min = params->avail_min;
runtime->start_threshold = params->start_threshold;
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